at the democratic national convention in charlotte last night first lady michelle obama delivered an impassioned speech designed to both sway wavering voters and light a fighter under the party's base. nbc's tracie potts joins us live from charlotte. she has more on this. good morning to you. >> lynn, good morning to you. a bit of backstory. aides say the ideas she talked about last night were her own, that she knew exactly what she wanted to say in this speech. it was a fiery kick-off to this convention, and there's more to come tonight. democrats bring in their heavyweight tonight, former president bill clinton, the only person more popular in a recent gallup poll, michelle obama. she brought democrats to their feet last night with a rousing speech about decisions based on family values. >> in the end, for barack, these issues aren't political. they're personal because barack knows what it means when a family struggles. >> a message aimed at women. >> he believes that women are more capable of making our own choices about our bodies and our health care. he didn't care whether it wa